Other subjects generally have a well-defined “100% score” and time limit, and assume some basic range of ability (and people outside this ability range are trea

Other subjects generally have a well-defined “100% score” and time limit, and assume some basic range of ability (and people outside this ability range are treated differently). It’s not like math tests are usually graded on how fast you could complete the test. Of course, you could establish a similar grading schemes for physical education, but that would essentially look like grading based on effort and participation.